2 Copyright (C) 1986, 90, 92, 93, 94, 95, 96, 1997
3 Free Software Foundation, Inc.
5 This file is part of GAS, the GNU Assembler.
7 GAS is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GAS is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GAS; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21 extern char *input_line_pointer;/* -> char we are parsing now. */
23 #define PERMIT_WHITESPACE /* Define to make whitespace be allowed in */
24 /* many syntactically unnecessary places. */
25 /* Normally undefined. For compatibility */
26 /* with ancient GNU cc. */
27 /* #undef PERMIT_WHITESPACE */
29 #ifdef PERMIT_WHITESPACE
30 #define SKIP_WHITESPACE() {if (* input_line_pointer == ' ') ++ input_line_pointer;}
32 #define SKIP_WHITESPACE() know(*input_line_pointer != ' ' )
36 #define LEX_NAME (1) /* may continue a name */
37 #define LEX_BEGIN_NAME (2) /* may begin a name */
38 #define LEX_END_NAME (4) /* ends a name */
40 #define is_name_beginner(c) \
41 ( lex_type[(unsigned char) (c)] & LEX_BEGIN_NAME )
42 #define is_part_of_name(c) \
43 ( lex_type[(unsigned char) (c)] & LEX_NAME )
44 #define is_name_ender(c) \
45 ( lex_type[(unsigned char) (c)] & LEX_END_NAME )
48 #define CHAR_MASK (0xff)
49 #define NOT_A_CHAR (CHAR_MASK+1)
50 #define is_a_char(c) (((unsigned)(c)) <= CHAR_MASK)
51 #endif /* is_a_char() */
53 extern char lex_type[];
54 extern char is_end_of_line[];
56 extern int is_it_end_of_statement PARAMS ((void));
58 extern int target_big_endian;
60 /* These are initialized by the CPU specific target files (tc-*.c). */
61 extern const char comment_chars[];
62 extern const char line_comment_chars[];
63 extern const char line_separator_chars[];
65 /* Table of -I directories. */
66 extern char **include_dirs;
67 extern int include_dir_count;
68 extern int include_dir_maxlen;
70 /* The offset in the absolute section. */
71 extern addressT abs_section_offset;
73 /* The label on a line, used by some of the pseudo-ops. */
74 extern symbolS *line_label;
76 /* This is used to support MRI common sections. */
77 extern symbolS *mri_common_symbol;
79 /* Possible arguments to .linkonce. */
86 LINKONCE_SAME_CONTENTS
89 extern void pop_insert PARAMS ((const pseudo_typeS *));
90 extern unsigned int get_stab_string_offset
91 PARAMS ((const char *string, const char *stabstr_secname));
92 extern char *demand_copy_C_string PARAMS ((int *len_pointer));
93 extern char get_absolute_expression_and_terminator
94 PARAMS ((long *val_pointer));
95 extern offsetT get_absolute_expression PARAMS ((void));
96 extern unsigned int next_char_of_string PARAMS ((void));
97 extern void s_mri_sect PARAMS ((char *));
98 extern char *mri_comment_field PARAMS ((char *));
99 extern void mri_comment_end PARAMS ((char *, int));
100 extern void add_include_dir PARAMS ((char *path));
101 extern void cons PARAMS ((int nbytes));
102 extern void demand_empty_rest_of_line PARAMS ((void));
103 extern void emit_expr PARAMS ((expressionS *exp, unsigned int nbytes));
104 extern void emit_leb128_expr PARAMS ((expressionS *, int));
105 extern void equals PARAMS ((char *sym_name, int reassign));
106 extern void float_cons PARAMS ((int float_type));
107 extern void ignore_rest_of_line PARAMS ((void));
108 extern void discard_rest_of_line PARAMS ((void));
109 extern int output_leb128 PARAMS ((char *, valueT, int sign));
110 extern void pseudo_set PARAMS ((symbolS * symbolP));
111 extern void read_a_source_file PARAMS ((char *name));
112 extern void read_begin PARAMS ((void));
113 extern void read_print_statistics PARAMS ((FILE *));
114 extern int sizeof_leb128 PARAMS ((valueT, int sign));
115 extern void stabs_generate_asm_file PARAMS ((void));
116 extern void stabs_generate_asm_lineno PARAMS ((void));
117 extern void stabs_generate_asm_func PARAMS ((const char *, const char *));
118 extern void stabs_generate_asm_endfunc PARAMS ((const char *, const char *));
120 extern void generate_lineno_debug PARAMS ((void));
122 extern void s_abort PARAMS ((int));
123 extern void s_align_bytes PARAMS ((int arg));
124 extern void s_align_ptwo PARAMS ((int));
125 extern void s_app_file PARAMS ((int));
126 extern void s_app_line PARAMS ((int));
127 extern void s_comm PARAMS ((int));
128 extern void s_data PARAMS ((int));
129 extern void s_desc PARAMS ((int));
130 extern void s_else PARAMS ((int arg));
131 extern void s_end PARAMS ((int arg));
132 extern void s_endif PARAMS ((int arg));
133 extern void s_err PARAMS ((int));
134 extern void s_fail PARAMS ((int));
135 extern void s_fill PARAMS ((int));
136 extern void s_float_space PARAMS ((int mult));
137 extern void s_func PARAMS ((int));
138 extern void do_s_func PARAMS ((int, const char *));
139 extern void s_globl PARAMS ((int arg));
140 extern void s_if PARAMS ((int arg));
141 extern void s_ifc PARAMS ((int arg));
142 extern void s_ifdef PARAMS ((int arg));
143 extern void s_ifeqs PARAMS ((int arg));
144 extern void s_ignore PARAMS ((int arg));
145 extern void s_include PARAMS ((int arg));
146 extern void s_irp PARAMS ((int arg));
147 extern void s_lcomm PARAMS ((int needs_align));
148 extern void s_lcomm_bytes PARAMS ((int needs_align));
149 extern void s_leb128 PARAMS ((int sign));
150 extern void s_linkonce PARAMS ((int));
151 extern void s_lsym PARAMS ((int));
152 extern void s_macro PARAMS ((int));
153 extern void s_mexit PARAMS ((int));
154 extern void s_mri PARAMS ((int));
155 extern void s_mri_common PARAMS ((int));
156 extern void s_org PARAMS ((int));
157 extern void s_print PARAMS ((int));
158 extern void s_purgem PARAMS ((int));
159 extern void s_rept PARAMS ((int));
160 extern void s_set PARAMS ((int));
161 extern void s_space PARAMS ((int mult));
162 extern void s_stab PARAMS ((int what));
163 extern void s_struct PARAMS ((int));
164 extern void s_text PARAMS ((int));
165 extern void stringer PARAMS ((int append_zero));
166 extern void s_xstab PARAMS ((int what));
167 extern void s_rva PARAMS ((int));